Billy is a 5-year-old child who does not have a regular bedtime, is permitted to neglect personal hygiene such as brushing his teeth, and doesn't usually participate in any simple chores, such as picking up his toys in his room. it would appear that billy parents' style of parenting is

Billy's parents is using the style of permissive style where in they let their child have freedom in which it is extended enough that the child lacks discipline and responsibility. It is a type of parenting where in they are not strict to the children for they almost allow the child to do what he or she wants that it neglects to do the right things or his or her responsibility.